Home / 222,346,848.28-306,838,679.71-123,233,994.57

Finding the Fourth Proportional to 222,346,848.28, 306,838,679.71 and 123,233,994.57

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Solution

The fourth proportional to 222,346,848.28, 306,838,679.71 and 123,233,994.57 is: 170,062,928.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,346,848.28 : 306,838,679.71 = 123,233,994.57 : x
  2. Step 2: Convert to fraction form
    222,346,848.28/306,838,679.71 = 123,233,994.57/x
  3. Step 3: Cross multiply
    222,346,848.28x = 306,838,679.71 × 123,233,994.57
  4. Step 4: Simplify right side
    222,346,848.28x = 37,812,956,189,248,104
  5. Step 5: Solve for x
    x = 37,812,956,189,248,104/222,346,848.28
  6. Step 6: Final answer
    x = 170,062,928.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.